diff --git a/netbox_devices.go b/netbox_devices.go
index 5b6dd73..dcbc704 100644
--- a/netbox_devices.go
+++ b/netbox_devices.go
@@ -150,8 +150,8 @@ type DeviceFilter struct {
 	Position            string `schema:"position,omitempty"`
 	VcPosition          string `schema:"vc_position,omitempty"`
 	VcPriority          string `schema:"vc_priority,omitempty"`
-	TenantGroupId       string `schema:"tenant_group_id"`
-	TenantGroup         string `schema:"tenant_group"`
+	TenantGroupId       string `schema:"tenant_group_id,omitempty"`
+	TenantGroup         string `schema:"tenant_group,omitempty"`
 	TenantId            string `schema:"tenant_id,omitempty"`
 	Tenant              string `schema:"tenant,omitempty"`
 	IdIn                string `schema:"id__in,omitempty"`